Question

use the model to find 77 × 41. first, find the area of each rectangle. then, find the total area. 77 × 41 =

Explanation:

Step1: Calculate area of yellow rectangle

$70\times40 = 2800$

Step2: Calculate area of teal rectangle

$70\times1=70$

Step3: Calculate area of orange rectangle

$7\times40 = 280$

Step4: Calculate area of pink rectangle

$7\times1=7$

Step5: Calculate total area

$2800 + 70+280 + 7=3157$

Answer:

$3157$